"They were never told that they were twins," he said during the Dec. 10 debate on a law covering human fertility and embryology. They had been adopted by separate families and "met later in life and felt an inevitable attraction, and the judge had to deal with the consequences of the marriage that they entered into and all the issues of their separation."

No further details about the couple have emerged, and it is not known when the marriage took place or how long they were together before they discovered the truth.